Apples are members of the rose family, and more than 7,500 varieties are grown throughout the world. Apples can be eaten fresh, frozen, canned or dried.
Many types of onions are available to grow and use. Onions are ranked sixth among the world’s leading vegetable crops. On average, people eat about 20 pounds of onions a year.
More than 5,000 varieties of potatoes are grown throughout the world. The average person in the U.S. eats 124 pounds of potatoes every year. Potatoes can be used in a wide variety of recipes.